Entered MSSQL in search filter and received

Database query failed. Error received from database was 0001064: You have an error in your SQL syntax near '(mantis_bug_table LEFT JOIN mantis_bugnote_table ON mantis_bugnote_table.bug_id ' at line 1 for the query: SELECT COUNT( DISTINCT mantis_bug_table.id ) as count FROM mantis_bug_text_table, mantis_project_table ,(mantis_bug_table LEFT JOIN mantis_bugnote_table ON mantis_bugnote_table.bug_id = mantis_bug_table.id) LEFT JOIN mantis_bugnote_text_table ON mantis_bugnote_text_table.id = mantis_bugnote_table.bugnote_text_id WHERE mantis_project_table.enabled = 1 AND mantis_project_table.id = mantis_bug_table.project_id AND (mantis_bug_table.project_id='1') AND (mantis_bug_table.view_state='10' OR mantis_bug_table.reporter_id='2094') AND ((mantis_bug_table.status='10') OR (mantis_bug_table.status='20') OR (mantis_bug_table.status='30') OR (mantis_bug_table.status='40') OR (mantis_bug_table.status='50') OR (mantis_bug_table.status='80')) AND ((summary LIKE '%mssql%')

                         OR (mantis_bug_text_table.description LIKE '%mssql%')

                         OR (mantis_bug_text_table.steps_to_reproduce LIKE '%mssql%')

                         OR (mantis_bug_text_table.additional_information LIKE '%mssql%')

                         OR (mantis_bug_table.id LIKE '%mssql%')

                         OR (mantis_bugnote_text_table.note LIKE '%mssql%')) AND (mantis_bug_text_table.id = mantis_bug_table.bug_text_id)